Willian H. Gilkerson Sr.

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Huntington, WV, US

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Patents Grantslast 30 patents

Information Patent Grant
Demetallation - high carbon conversion process, apparatus and aspha...
- Patent number 5,728,291
- Issue date Mar 17, 1998
- Ashland Inc.
- Charles B. Miller
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Demetallation-High carbon conversion process, apparatus and asphalt...
- Patent number 5,601,697
- Issue date Feb 11, 1997
- Ashland Inc.
- Charles B. Miller
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...